[INFO] fetching crate haiku 0.2.0...
[INFO] checking haiku-0.2.0 against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608-1
[INFO] extracting crate haiku 0.2.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate haiku 0.2.0
[INFO] finished tweaking crates.io crate haiku 0.2.0
[INFO] tweaked toml for crates.io crate haiku 0.2.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate haiku 0.2.0 on toolchain c659ee110de67e82444e4b6c8407c1a9af9c2cf6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate haiku 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 41efe28e0623c2aada519e4da7ec299ffcbcb5be65bf1072c60e6b0ff59e8636
[INFO] running `Command { std: "docker" "start" "-a" "41efe28e0623c2aada519e4da7ec299ffcbcb5be65bf1072c60e6b0ff59e8636", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "41efe28e0623c2aada519e4da7ec299ffcbcb5be65bf1072c60e6b0ff59e8636", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41efe28e0623c2aada519e4da7ec299ffcbcb5be65bf1072c60e6b0ff59e8636", kill_on_drop: false }`
[INFO] [stdout] 41efe28e0623c2aada519e4da7ec299ffcbcb5be65bf1072c60e6b0ff59e8636
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7877458b825e249bc12a3fa05678f8423467af9b72ff815ff53f64a0839515b0
[INFO] running `Command { std: "docker" "start" "-a" "7877458b825e249bc12a3fa05678f8423467af9b72ff815ff53f64a0839515b0", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]     Checking cfg-if v0.1.6
[INFO] [stderr]     Checking ppv-lite86 v0.2.6
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]     Checking remove_dir_all v0.5.1
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking c2-chacha v0.2.3
[INFO] [stderr]     Checking haiku-sys v0.2.0
[INFO] [stderr]     Checking haiku v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/kernel/mod.rs:372:3
[INFO] [stdout]     |
[INFO] [stdout] 372 |         extern {
[INFO] [stdout]     |         ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(missing_abi)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/kernel/mod.rs:397:2
[INFO] [stdout]     |
[INFO] [stdout] 397 |     extern {
[INFO] [stdout]     |     ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/support/errors.rs:127:3
[INFO] [stdout]     |
[INFO] [stdout] 127 |         extern {
[INFO] [stdout]     |         ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/support/errors.rs:193:2
[INFO] [stdout]     |
[INFO] [stdout] 193 |     extern {
[INFO] [stdout]     |     ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/support/flattenable.rs:32:15
[INFO] [stdout]    |
[INFO] [stdout] 32 |     fn unflatten(&[u8]) -> Result<T>;
[INFO] [stdout]    |                  ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &[u8]`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout]    = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/app/roster.rs:48:13
[INFO] [stdout]    |
[INFO] [stdout] 48 |     Registered(AppInfo),
[INFO] [stdout]    |     ---------- ^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 48 -     Registered(AppInfo),
[INFO] [stdout] 48 +     Registered(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/app/roster.rs:49:16
[INFO] [stdout]    |
[INFO] [stdout] 49 |     PreRegistered(AppInfo),
[INFO] [stdout]    |     ------------- ^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 49 -     PreRegistered(AppInfo),
[INFO] [stdout] 49 +     PreRegistered(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/app/roster.rs:55:16
[INFO] [stdout]    |
[INFO] [stdout] 55 |     PreRegistered(i32),
[INFO] [stdout]    |     ------------- ^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 55 -     PreRegistered(i32),
[INFO] [stdout] 55 +     PreRegistered(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/app/roster.rs:56:16
[INFO] [stdout]    |
[INFO] [stdout] 56 |     OtherInstance(team_id, i32)
[INFO] [stdout]    |     ------------- ^^^^^^^  ^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 56 -     OtherInstance(team_id, i32)
[INFO] [stdout] 56 +     OtherInstance((), ())
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/support/flattenable.rs:114:23
[INFO] [stdout]     |
[INFO] [stdout] 114 |         let data = unsafe { mem::transmute::<i16, [u8; 2]>(*self) };
[INFO] [stdout]     |                             ------------------------------^^^^^^^
[INFO] [stdout]     |                             |
[INFO] [stdout]     |                             help: replace this with: `i16::to_ne_bytes`
[INFO] [stdout]     |
[INFO] [stdout]     = help: there's also `to_le_bytes` and `to_be_bytes` if you expect a particular byte order
[INFO] [stdout]     = note: `#[warn(unnecessary_transmutes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/support/flattenable.rs:142:23
[INFO] [stdout]     |
[INFO] [stdout] 142 |         let data = unsafe { mem::transmute::<i32, [u8; 4]>(*self) };
[INFO] [stdout]     |                             ------------------------------^^^^^^^
[INFO] [stdout]     |                             |
[INFO] [stdout]     |                             help: replace this with: `i32::to_ne_bytes`
[INFO] [stdout]     |
[INFO] [stdout]     = help: there's also `to_le_bytes` and `to_be_bytes` if you expect a particular byte order
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/support/flattenable.rs:170:23
[INFO] [stdout]     |
[INFO] [stdout] 170 |         let data = unsafe { mem::transmute::<i64, [u8; 8]>(*self) };
[INFO] [stdout]     |                             ------------------------------^^^^^^^
[INFO] [stdout]     |                             |
[INFO] [stdout]     |                             help: replace this with: `i64::to_ne_bytes`
[INFO] [stdout]     |
[INFO] [stdout]     = help: there's also `to_le_bytes` and `to_be_bytes` if you expect a particular byte order
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/support/flattenable.rs:224:23
[INFO] [stdout]     |
[INFO] [stdout] 224 |         let data = unsafe { mem::transmute::<u16, [u8; 2]>(*self) };
[INFO] [stdout]     |                             ------------------------------^^^^^^^
[INFO] [stdout]     |                             |
[INFO] [stdout]     |                             help: replace this with: `u16::to_ne_bytes`
[INFO] [stdout]     |
[INFO] [stdout]     = help: there's also `to_le_bytes` and `to_be_bytes` if you expect a particular byte order
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/support/flattenable.rs:252:23
[INFO] [stdout]     |
[INFO] [stdout] 252 |         let data = unsafe { mem::transmute::<u32, [u8; 4]>(*self) };
[INFO] [stdout]     |                             ------------------------------^^^^^^^
[INFO] [stdout]     |                             |
[INFO] [stdout]     |                             help: replace this with: `u32::to_ne_bytes`
[INFO] [stdout]     |
[INFO] [stdout]     = help: there's also `to_le_bytes` and `to_be_bytes` if you expect a particular byte order
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/support/flattenable.rs:280:23
[INFO] [stdout]     |
[INFO] [stdout] 280 |         let data = unsafe { mem::transmute::<u64, [u8; 8]>(*self) };
[INFO] [stdout]     |                             ------------------------------^^^^^^^
[INFO] [stdout]     |                             |
[INFO] [stdout]     |                             help: replace this with: `u64::to_ne_bytes`
[INFO] [stdout]     |
[INFO] [stdout]     = help: there's also `to_le_bytes` and `to_be_bytes` if you expect a particular byte order
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/support/flattenable.rs:308:23
[INFO] [stdout]     |
[INFO] [stdout] 308 |         let data = unsafe { mem::transmute::<f32, [u8; 4]>(*self) };
[INFO] [stdout]     |                             ------------------------------^^^^^^^
[INFO] [stdout]     |                             |
[INFO] [stdout]     |                             help: replace this with: `f32::to_ne_bytes`
[INFO] [stdout]     |
[INFO] [stdout]     = help: there's also `to_le_bytes` and `to_be_bytes` if you expect a particular byte order
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/support/flattenable.rs:317:28
[INFO] [stdout]     |
[INFO] [stdout] 317 |             let tmp: f32 = unsafe { mem::transmute::<u32, f32>(tmp) };
[INFO] [stdout]     |                                     --------------------------^^^^^
[INFO] [stdout]     |                                     |
[INFO] [stdout]     |                                     help: replace this with: `f32::from_bits`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/support/flattenable.rs:338:23
[INFO] [stdout]     |
[INFO] [stdout] 338 |         let data = unsafe { mem::transmute::<f64, [u8; 8]>(*self) };
[INFO] [stdout]     |                             ------------------------------^^^^^^^
[INFO] [stdout]     |                             |
[INFO] [stdout]     |                             help: replace this with: `f64::to_ne_bytes`
[INFO] [stdout]     |
[INFO] [stdout]     = help: there's also `to_le_bytes` and `to_be_bytes` if you expect a particular byte order
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/support/flattenable.rs:347:28
[INFO] [stdout]     |
[INFO] [stdout] 347 |             let tmp: f64 = unsafe { mem::transmute::<u64, f64>(tmp) };
[INFO] [stdout]     |                                     --------------------------^^^^^
[INFO] [stdout]     |                                     |
[INFO] [stdout]     |                                     help: replace this with: `f64::from_bits`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/kernel/mod.rs:372:3
[INFO] [stdout]     |
[INFO] [stdout] 372 |         extern {
[INFO] [stdout]     |         ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(missing_abi)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/kernel/mod.rs:397:2
[INFO] [stdout]     |
[INFO] [stdout] 397 |     extern {
[INFO] [stdout]     |     ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/support/errors.rs:127:3
[INFO] [stdout]     |
[INFO] [stdout] 127 |         extern {
[INFO] [stdout]     |         ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/support/errors.rs:193:2
[INFO] [stdout]     |
[INFO] [stdout] 193 |     extern {
[INFO] [stdout]     |     ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/support/flattenable.rs:32:15
[INFO] [stdout]    |
[INFO] [stdout] 32 |     fn unflatten(&[u8]) -> Result<T>;
[INFO] [stdout]    |                  ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &[u8]`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout]    = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/app/roster.rs:48:13
[INFO] [stdout]    |
[INFO] [stdout] 48 |     Registered(AppInfo),
[INFO] [stdout]    |     ---------- ^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 48 -     Registered(AppInfo),
[INFO] [stdout] 48 +     Registered(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/app/roster.rs:49:16
[INFO] [stdout]    |
[INFO] [stdout] 49 |     PreRegistered(AppInfo),
[INFO] [stdout]    |     ------------- ^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 49 -     PreRegistered(AppInfo),
[INFO] [stdout] 49 +     PreRegistered(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/app/roster.rs:55:16
[INFO] [stdout]    |
[INFO] [stdout] 55 |     PreRegistered(i32),
[INFO] [stdout]    |     ------------- ^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 55 -     PreRegistered(i32),
[INFO] [stdout] 55 +     PreRegistered(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/app/roster.rs:56:16
[INFO] [stdout]    |
[INFO] [stdout] 56 |     OtherInstance(team_id, i32)
[INFO] [stdout]    |     ------------- ^^^^^^^  ^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 56 -     OtherInstance(team_id, i32)
[INFO] [stdout] 56 +     OtherInstance((), ())
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/support/flattenable.rs:114:23
[INFO] [stdout]     |
[INFO] [stdout] 114 |         let data = unsafe { mem::transmute::<i16, [u8; 2]>(*self) };
[INFO] [stdout]     |                             ------------------------------^^^^^^^
[INFO] [stdout]     |                             |
[INFO] [stdout]     |                             help: replace this with: `i16::to_ne_bytes`
[INFO] [stdout]     |
[INFO] [stdout]     = help: there's also `to_le_bytes` and `to_be_bytes` if you expect a particular byte order
[INFO] [stdout]     = note: `#[warn(unnecessary_transmutes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/support/flattenable.rs:142:23
[INFO] [stdout]     |
[INFO] [stdout] 142 |         let data = unsafe { mem::transmute::<i32, [u8; 4]>(*self) };
[INFO] [stdout]     |                             ------------------------------^^^^^^^
[INFO] [stdout]     |                             |
[INFO] [stdout]     |                             help: replace this with: `i32::to_ne_bytes`
[INFO] [stdout]     |
[INFO] [stdout]     = help: there's also `to_le_bytes` and `to_be_bytes` if you expect a particular byte order
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/support/flattenable.rs:170:23
[INFO] [stdout]     |
[INFO] [stdout] 170 |         let data = unsafe { mem::transmute::<i64, [u8; 8]>(*self) };
[INFO] [stdout]     |                             ------------------------------^^^^^^^
[INFO] [stdout]     |                             |
[INFO] [stdout]     |                             help: replace this with: `i64::to_ne_bytes`
[INFO] [stdout]     |
[INFO] [stdout]     = help: there's also `to_le_bytes` and `to_be_bytes` if you expect a particular byte order
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/support/flattenable.rs:224:23
[INFO] [stdout]     |
[INFO] [stdout] 224 |         let data = unsafe { mem::transmute::<u16, [u8; 2]>(*self) };
[INFO] [stdout]     |                             ------------------------------^^^^^^^
[INFO] [stdout]     |                             |
[INFO] [stdout]     |                             help: replace this with: `u16::to_ne_bytes`
[INFO] [stdout]     |
[INFO] [stdout]     = help: there's also `to_le_bytes` and `to_be_bytes` if you expect a particular byte order
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/support/flattenable.rs:252:23
[INFO] [stdout]     |
[INFO] [stdout] 252 |         let data = unsafe { mem::transmute::<u32, [u8; 4]>(*self) };
[INFO] [stdout]     |                             ------------------------------^^^^^^^
[INFO] [stdout]     |                             |
[INFO] [stdout]     |                             help: replace this with: `u32::to_ne_bytes`
[INFO] [stdout]     |
[INFO] [stdout]     = help: there's also `to_le_bytes` and `to_be_bytes` if you expect a particular byte order
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/support/flattenable.rs:280:23
[INFO] [stdout]     |
[INFO] [stdout] 280 |         let data = unsafe { mem::transmute::<u64, [u8; 8]>(*self) };
[INFO] [stdout]     |                             ------------------------------^^^^^^^
[INFO] [stdout]     |                             |
[INFO] [stdout]     |                             help: replace this with: `u64::to_ne_bytes`
[INFO] [stdout]     |
[INFO] [stdout]     = help: there's also `to_le_bytes` and `to_be_bytes` if you expect a particular byte order
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/support/flattenable.rs:308:23
[INFO] [stdout]     |
[INFO] [stdout] 308 |         let data = unsafe { mem::transmute::<f32, [u8; 4]>(*self) };
[INFO] [stdout]     |                             ------------------------------^^^^^^^
[INFO] [stdout]     |                             |
[INFO] [stdout]     |                             help: replace this with: `f32::to_ne_bytes`
[INFO] [stdout]     |
[INFO] [stdout]     = help: there's also `to_le_bytes` and `to_be_bytes` if you expect a particular byte order
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/support/flattenable.rs:317:28
[INFO] [stdout]     |
[INFO] [stdout] 317 |             let tmp: f32 = unsafe { mem::transmute::<u32, f32>(tmp) };
[INFO] [stdout]     |                                     --------------------------^^^^^
[INFO] [stdout]     |                                     |
[INFO] [stdout]     |                                     help: replace this with: `f32::from_bits`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/support/flattenable.rs:338:23
[INFO] [stdout]     |
[INFO] [stdout] 338 |         let data = unsafe { mem::transmute::<f64, [u8; 8]>(*self) };
[INFO] [stdout]     |                             ------------------------------^^^^^^^
[INFO] [stdout]     |                             |
[INFO] [stdout]     |                             help: replace this with: `f64::to_ne_bytes`
[INFO] [stdout]     |
[INFO] [stdout]     = help: there's also `to_le_bytes` and `to_be_bytes` if you expect a particular byte order
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/support/flattenable.rs:347:28
[INFO] [stdout]     |
[INFO] [stdout] 347 |             let tmp: f64 = unsafe { mem::transmute::<u64, f64>(tmp) };
[INFO] [stdout]     |                                     --------------------------^^^^^
[INFO] [stdout]     |                                     |
[INFO] [stdout]     |                                     help: replace this with: `f64::from_bits`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.82s
[INFO] running `Command { std: "docker" "inspect" "7877458b825e249bc12a3fa05678f8423467af9b72ff815ff53f64a0839515b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7877458b825e249bc12a3fa05678f8423467af9b72ff815ff53f64a0839515b0", kill_on_drop: false }`
[INFO] [stdout] 7877458b825e249bc12a3fa05678f8423467af9b72ff815ff53f64a0839515b0